Because you like Callie Torres in Grey's Anatomy

Wendy Testaburger is a born leader who is not afraid to stand up to the other fourth graders for what she believes in. See them in South Park.

Robbie Turner has been accused of a crime he never committed, changing the course of his life forever. See them in Atonement.

A brave but pessimistic nobleman, Boromir knows one does not simply walk into Mordor. See them in The Lord of the Rings.

For the sake of science, Kurisu Makise will persevere no matter how deep into the dark secrets of the world she finds herself. See them in Steins;Gate.

Mabel Pines loves sparkles, animals, friendship, and fun. See them in Gravity Falls.

Edmund Pevensie isn't a bad person, but he did sell his siblings out for a tin of Turkish Delight. See them in The Chronicles of Narnia.

You'll never get Alaska Young. And that's the whole point. See them in Looking for Alaska.

Michelle Richardson's world revolves around her boyfriend. Alas, his world doesn't revolve around her. See them in Skins.

The fearless bodyguard of Rick Flag, Katana will ruthlessly kill her enemies, trapping their souls in her sword. See them in DC Extended Universe.

K-2SO is a blunt and sarcastic reprogrammed Imperial droid who is always up for an adventure. See them in Rogue One.

Vivian Ward is a no-nonsense working girl with fairy-tale dreams. See them in Pretty Woman.

Level-headed Ian Gallagher may be focused on his goals, but he's got a mischievous side too. See them in Shameless.